MK1001263 Front Driveshaft Coupler Set Product Info:Machined from Forged Steel, Splines are Chemically Hardened then Induction Heat-Treated for Better Resistance to WearIncluded in This Kit:(QTY 1) NICHE 519-CDS2223C Front Driveshaft Coupler SideSubstitute For OEM Part Numbers(s): 99999-03630-00, 5KM-67839-01-00, 5KM-67839-00-00(QTY 1) NICHE 519-CDS2225C Front Driveshaft Coupler Coupling EngineSubstitute For OEM Part Numbers(s): 5KM-45593-00-00Compatible with the Following Vehicles:Yamaha Grizzly 660 Wetlands Hunter Edition 4X4: 2003-2005Yamaha Grizzly 660 Special Edition 4X4: 2005-2006Yamaha Grizzly 660 Hunter Edition 4X4: 2003-2008Yamaha Grizzly 660 Ducks Unlimited Edition 4X4: 2006Yamaha Grizzly 660 4X4: 2003-2008 WARNING: This product can expose you to chemicals including lead and phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov